/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.sdk.extensions.euphoria.core.annotation.operator;



/** Space complexity of an operator's state in each window depending on the size of input. */

public enum StateComplexity {



  /** The size of state will be O(N) in the size of input. */

  LINEAR,



  /** The size of state will be sub-linear but not constant. */

  SUBLINEAR,



  /** The size of state will be O(1) in the size of input. */

  CONSTANT,



  /** There is no state in this operator. */

  ZERO,



  /**

   * The size of state will be O(1) if the passed function is `combinable` (commutative,

   * associative), otherwise it will be O(N).

   */

  CONSTANT_IF_COMBINABLE,

}